add example .env file

.env.include.example

@@ -0,0 +1,20 @@
+APP_NAME=Budgit
+APP_TAGLINE=
+APP_ENV=development
+APP_URL=http://127.0.0.1:7331 # required for base url in email links etc, port is the templ proxy port
+HOST=127.0.0.1
+PORT=9000
+
+DB_DRIVER=sqlite
+DB_CONNECTION="./data/local.db?_pragma=foreign_keys(1)&_pragma=journal_mode(WAL)"
+
+JWT_SECRET=
+# Go duration format
+JWT_EXPIRY=168h
+
+MAILER_SMTP_HOST=
+MAILER_SMTP_PORT=
+MAILER_USERNAME=
+MAILER_PASSWORD=
+MAILER_EMAIL_FROM=
+MAILER_ENVELOPE_FROM=